Renemed hibernate.schema.export to hibernate.schema.execute
Fixed minor misconfiguration in integration-test dependency test Error because of multiple persistence-units by repeated execution
Refined reimplementation of the plugin for Hibernate 5.x Renamed the plugin from hibernate4-maven-plugin to hibernate-maven-plugin, because the goal is, to support all recent older versions with the new plugin.
Added an integration-test, that depends on properties from a persistence.xml